A sample of 36 soda cans was taken and the average number of ounces was found to be 12.4 oz. (assume ϑ=2). Find a 95% confidence interval for µ, the average number.

Best Answer: The minimum sample size can be computed using n = (z(std deviation)/error)^2 the z for the 90% confidence interval is 1.645 n = (1.645*1100.

My first graphing calculator, a TI-83 Plus, which was the standard at the time, cost my parents $100 over 15 years ago. Guess what? They’re still just as expensive, even though your watch probably has more computing power now. They.

According to InfoTrends, the total number of online photo service users is expected to grow from 55 million in 2004 to 83. the margin of error because of sampling is less than plus or minus 3.1 percentage points at a 95 percent confidence.

Most millennial Serious Watchers (83 percent) have skipped a party or event. The results reported have an overall.

Using Your TI-83/84 Calculator: Estimating a Population Proportion. is used to construct a confidence-interval estimate of a. find the margin of error (E.

Broken down by political party, the poll showed 88 percent of Democrats and 83 percent of Republicans favor. The survey was conducted August 26-27. The margin of error, with a 95 percent confidence interval, was 4.4 percent. The.

The margin of error (EBM) depends on the confidence level (abbreviated CL). Using invNorm(0.95, 0, 1) on the TI-83,83+, and 84+ calculators. This can also.

This lesson explains what a confidence interval is and explains how to construct and interpret confidence intervals. Includes sample problem with solution.

The level of confidence measures the probability that the unknown mean µ will. The margin of error is determined by the sample deviation Sx, the z-score z, and. On the TI-83: For SAMPLE SIZE, press VARS, press 5, press 1, press ENTER.